To create a top-tier trauma center, a war-seasoned doctor arrives — bringing his blunt but skilled ways to transform his team into life-saving mavericks.

When unidentified parasites violently take over human hosts and gain power, humanity must rise to combat the growing threat.

As a child, Yeon-hee always wanted to be a heroine. Now that she's in her late 20s, she is transported from a movie set into a parallel world and suddenly gets the chance to be an actual heroine.